Pith Number

pith:MO7FYYBA

pith:2015:MO7FYYBAA7ESYGPQUKLVWBIAEI

not attested not anchored not stored refs pending

Optimal GHZ Paradox for Three Qubits

Changliang Ren, Chunfeng Wu, Hong-Yi Su, Jing-Ling Chen, Zhen-Peng Xu

arxiv:1507.04845 v1 · 2015-07-17 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MO7FYYBAA7ESYGPQUKLVWBIAEI}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:36:42.619562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63be5c602007c92c19f0a2975b0500223c99a74a00495533b5e9c33f710b3378

Aliases

arxiv: 1507.04845 · arxiv_version: 1507.04845v1 · doi: 10.48550/arxiv.1507.04845 · pith_short_12: MO7FYYBAA7ES · pith_short_16: MO7FYYBAA7ESYGPQ · pith_short_8: MO7FYYBA

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/MO7FYYBAA7ESYGPQUKLVWBIAEI \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 63be5c602007c92c19f0a2975b0500223c99a74a00495533b5e9c33f710b3378

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71455552b3d742ed97a778e16059ac97ae470f4a5208e94db459f07418e3a348",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-07-17T06:34:56Z",
    "title_canon_sha256": "58423e35892ddd14299056a8d4ff78609b21083033e205b1694ba3bd5744daab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.04845",
    "kind": "arxiv",
    "version": 1
  }
}